7 files changed, 67 insertions, 31 deletions
diff --git a/CabalHelper/Compiletime/Compile.hs b/CabalHelper/Compiletime/Compile.hs
index 1c28903..dfa52a0 100644
--- a/CabalHelper/Compiletime/Compile.hs
+++ b/CabalHelper/Compiletime/Compile.hs
@@ -43,9 +43,9 @@ import Distribution.Text (display)
 import Paths_cabal_helper (version)
 import CabalHelper.Compiletime.Data
 import CabalHelper.Compiletime.Log
+import CabalHelper.Compiletime.Types
 import CabalHelper.Shared.Common
 import CabalHelper.Shared.Sandbox (getSandboxPkgDb)
-import CabalHelper.Shared.Types
 
 data Compile = Compile {
       compCabalSourceDir :: Maybe FilePath,
diff --git a/CabalHelper/Compiletime/Data.hs b/CabalHelper/Compiletime/Data.hs
index 9539ef3..6b096d7 100644
--- a/CabalHelper/Compiletime/Data.hs
+++ b/CabalHelper/Compiletime/Data.hs
@@ -76,5 +76,5 @@ sourceFiles =
   , ("Runtime/Licenses.hs", $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Runtime/Licenses.hs")))
   , ("Shared/Common.hs",    $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Shared/Common.hs")))
   , ("Shared/Sandbox.hs",   $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Shared/Sandbox.hs")))
-  , ("Shared/Types.hs",     $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Shared/Types.hs")))
+  , ("Shared/InterfaceTypes.hs",     $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Shared/InterfaceTypes.hs")))
   ]
diff --git a/CabalHelper/Compiletime/Log.hs b/CabalHelper/Compiletime/Log.hs
index e4033f1..6931fa9 100644
--- a/CabalHelper/Compiletime/Log.hs
+++ b/CabalHelper/Compiletime/Log.hs
@@ -7,7 +7,7 @@ import Data.String
 import System.IO
 import Prelude
 
-import CabalHelper.Shared.Types
+import CabalHelper.Compiletime.Types
 
 vLog :: MonadIO m => Options -> String -> m ()
 vLog Options { verbose = True } msg =
diff --git a/CabalHelper/Compiletime/Types.hs b/CabalHelper/Compiletime/Types.hs
new file mode 100644
index 0000000..138baa7
--- /dev/null
+++ b/CabalHelper/Compiletime/Types.hs
@@ -0,0 +1,32 @@
+-- cabal-helper: Simple interface to Cabal's configuration state
+-- Copyright (C) 2015  Daniel Gröber <dxld ÄT darkboxed DOT org>
+--
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU Affero General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU Affero General Public License for more details.
+--
+-- You should have received a copy of the GNU Affero General Public License
+-- along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+{-# LANGUAGE DeriveGeneric, DeriveDataTypeable, DefaultSignatures #-}
+module CabalHelper.Compiletime.Types where
+
+import Data.Version
+
+data Options = Options {
+          verbose       :: Bool
+        , ghcProgram    :: FilePath
+        , ghcPkgProgram :: FilePath
+        , cabalProgram  :: FilePath
+        , cabalVersion  :: Maybe Version
+        , cabalPkgDb    :: Maybe FilePath
+}
+
+defaultOptions :: Options
+defaultOptions = Options False "ghc" "ghc-pkg" "cabal" Nothing Nothing
diff --git a/CabalHelper/Compiletime/Wrapper.hs b/CabalHelper/Compiletime/Wrapper.hs
index dccbc29..7325654 100644
--- a/CabalHelper/Compiletime/Wrapper.hs
+++ b/CabalHelper/Compiletime/Wrapper.hs
@@ -42,8 +42,9 @@ import Paths_cabal_helper (version)
 import CabalHelper.Compiletime.Compat.Version
 import CabalHelper.Compiletime.Compile
 import CabalHelper.Compiletime.GuessGhc
+import CabalHelper.Compiletime.Types
 import CabalHelper.Shared.Common
-import CabalHelper.Shared.Types
+import CabalHelper.Shared.InterfaceTypes
 
 usage :: IO ()
 usage = do
diff --git a/CabalHelper/Runtime/Main.hs b/CabalHelper/Runtime/Main.hs
index 570cf58..c7f6652 100644
--- a/CabalHelper/Runtime/Main.hs
+++ b/CabalHelper/Runtime/Main.hs
@@ -122,7 +122,7 @@ import Text.Printf
 
 import CabalHelper.Shared.Sandbox
 import CabalHelper.Shared.Common
-import CabalHelper.Shared.Types hiding (Options(..))
+import CabalHelper.Shared.InterfaceTypes
 
 import CabalHelper.Runtime.Licenses
 
diff --git a/CabalHelper/Shared/Types.hs b/CabalHelper/Shared/InterfaceTypes.hs
index 18d532b..88858d0 100644
--- a/CabalHelper/Shared/Types.hs
+++ b/CabalHelper/Shared/InterfaceTypes.hs
@@ -1,5 +1,5 @@
 -- cabal-helper: Simple interface to Cabal's configuration state
--- Copyright (C) 2015  Daniel Gröber <dxld ÄT darkboxed DOT org>
+-- Copyright (C) 2015,2017  Daniel Gröber <dxld ÄT darkboxed DOT org>
 --
 -- This program is free software: you can redistribute it and/or modify
 -- it under the terms of the GNU Affero General Public License as published by
@@ -15,22 +15,25 @@
 -- along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 {-# LANGUAGE DeriveGeneric, DeriveDataTypeable, DefaultSignatures #-}
-module CabalHelper.Shared.Types where
 
-import GHC.Generics
-import Data.Version
+{-|
+Module      : CabalHelper.Shared.InterfaceTypes
+Description : Types which are used by c-h library and executable to communicate
+License     : AGPL-3
 
-newtype ChModuleName = ChModuleName String
-    deriving (Eq, Ord, Read, Show, Generic)
+These types are used to communicate between the cabal-helper library and main
+executable, using Show/Read. If any types in this module change the major
+version must be bumped since this will be exposed in the @Distribution.Helper@
+module.
 
-data ChComponentName = ChSetupHsName
-                     | ChLibName
-                     | ChSubLibName String
-                     | ChFLibName String
-                     | ChExeName String
-                     | ChTestName String
-                     | ChBenchName String
-  deriving (Eq, Ord, Read, Show, Generic)
+The cached executables in @$XDG_CACHE_DIR/cabal-helper@ use the cabal-helper
+version (among other things) as a cache key so we don't need to worry about
+talking to an old executable.
+-}
+module CabalHelper.Shared.InterfaceTypes where
+
+import GHC.Generics
+import Data.Version
 
 data ChResponse
     = ChResponseCompList    [(ChComponentName, [String])]
@@ -43,6 +46,18 @@ data ChResponse
     | ChResponseFlags       [(String, Bool)]
   deriving (Eq, Ord, Read, Show, Generic)
 
+data ChComponentName = ChSetupHsName
+                     | ChLibName
+                     | ChSubLibName String
+                     | ChFLibName String
+                     | ChExeName String
+                     | ChTestName String
+                     | ChBenchName String
+  deriving (Eq, Ord, Read, Show, Generic)
+
+newtype ChModuleName = ChModuleName String
+    deriving (Eq, Ord, Read, Show, Generic)
+
 data ChEntrypoint = ChSetupEntrypoint -- ^ Almost like 'ChExeEntrypoint' but
                                       -- @main-is@ could either be @"Setup.hs"@
                                       -- or @"Setup.lhs"@. Since we don't know
@@ -59,15 +74,3 @@ data ChPkgDb = ChPkgGlobal
              | ChPkgUser
              | ChPkgSpecific FilePath
                deriving (Eq, Ord, Read, Show, Generic)
-
-data Options = Options {
-          verbose       :: Bool
-        , ghcProgram    :: FilePath
-        , ghcPkgProgram :: FilePath
-        , cabalProgram  :: FilePath
-        , cabalVersion  :: Maybe Version
-        , cabalPkgDb    :: Maybe FilePath
-}
-
-defaultOptions :: Options
-defaultOptions = Options False "ghc" "ghc-pkg" "cabal" Nothing Nothing